Home / 80,236.96-120,367.18-24,081.51

Finding the Fourth Proportional to 80,236.96, 120,367.18 and 24,081.51

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Solution

The fourth proportional to 80,236.96, 120,367.18 and 24,081.51 is: 36,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,236.96 : 120,367.18 = 24,081.51 : x
  2. Step 2: Convert to fraction form
    80,236.96/120,367.18 = 24,081.51/x
  3. Step 3: Cross multiply
    80,236.96x = 120,367.18 × 24,081.51
  4. Step 4: Simplify right side
    80,236.96x = 2,898,623,388.64
  5. Step 5: Solve for x
    x = 2,898,623,388.64/80,236.96
  6. Step 6: Final answer
    x = 36,125.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.